How to get an HTML element’s style values in JavaScript?

The element.style property lets you know only the CSS properties that were defined as inline in that element (programmatically, or defined in the style attribute of the element), you should get the computed style. Is not so easy to do it in a cross-browser way, IE has its own way, through the element.currentStyle property, and … Read more

Using :focus to style outer div?

Other posters have already explained why the :focus pseudo class is insufficient, but finally there is a CSS-based standard solution. CSS Selectors Level 4 defines a new pseudo class: :focus-within From MDN: The :focus-within CSS pseudo-class matches any element that the :focus pseudo-class matches or that has a descendant that the :focus pseudo-class matches. (This … Read more

Is there an easy way to reload css without reloading the page?

Possibly not applicable for your situation, but here’s the jQuery function I use for reloading external stylesheets: /** * Forces a reload of all stylesheets by appending a unique query string * to each stylesheet URL. */ function reloadStylesheets() { var queryString = ‘?reload=’ + new Date().getTime(); $(‘link[rel=”stylesheet”]’).each(function () { this.href = this.href.replace(/\?.*|$/, queryString); }); … Read more

In which order do CSS stylesheets override?

The rules for CSS rule cascading are complex — rather than trying to paraphrase them badly, I’ll simply refer you to the spec: http://www.w3.org/TR/2011/REC-CSS2-20110607/cascade.html#cascade In short: more specific rules override more general ones. Specificity is defined based on how many IDs, classes, and element names are involved, as well as whether the !important declaration was … Read more

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